﻿/* Copyright 2009 HPDI, LLC
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using System.Text;

namespace Hpdi.VssPhysicalLib
{
    /// <summary>
    /// Represents a file containing VSS name records.
    /// </summary>
    /// <author>Trevor Robinson</author>
    public class NameFile : VssRecordFile
    {
        private readonly NameHeaderRecord header = new NameHeaderRecord();

        public NameHeaderRecord Header
        {
            get { return header; }
        }

        public NameFile(string filename, Encoding encoding)
            : base(filename, encoding)
        {
            ReadRecord(header);
        }

        public NameRecord GetName(int offset)
        {
            reader.Offset = offset;
            NameRecord record = new NameRecord();
            ReadRecord(record);
            return record;
        }

        public NameRecord GetNextName()
        {
            NameRecord record = new NameRecord();
            return ReadNextRecord(record) ? record : null;
        }
    }
}
